Delete bundled copy of OpenSSL and replace with README.

openssl/apps/rsa.c

Index: openssl/apps/rsa.c
diff --git a/openssl/apps/rsa.c b/openssl/apps/rsa.c
deleted file mode 100644
index a17708fe9cab0916b3c32dcbce529ecde6da7022..0000000000000000000000000000000000000000
--- a/openssl/apps/rsa.c
+++ /dev/null
@@ -1,450 +0,0 @@
-/* apps/rsa.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- * 
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to.  The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- * 
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *    "This product includes cryptographic software written by
- *     Eric Young (eay@cryptsoft.com)"
- *    The word 'cryptographic' can be left out if the rouines from the library
- *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
- *    the apps directory (application code) you must include an acknowledgement:
- *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * 
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed.  i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
- */
-
-#include <openssl/opensslconf.h>
-#ifndef OPENSSL_NO_RSA
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include "apps.h"
-#include <openssl/bio.h>
-#include <openssl/err.h>
-#include <openssl/rsa.h>
-#include <openssl/evp.h>
-#include <openssl/x509.h>
-#include <openssl/pem.h>
-#include <openssl/bn.h>
-
-#undef PROG
-#define PROG	rsa_main
-
-/* -inform arg	- input format - default PEM (one of DER, NET or PEM)
- * -outform arg - output format - default PEM
- * -in arg	- input file - default stdin
- * -out arg	- output file - default stdout
- * -des		- encrypt output if PEM format with DES in cbc mode
- * -des3	- encrypt output if PEM format
- * -idea	- encrypt output if PEM format
- * -seed	- encrypt output if PEM format
- * -aes128	- encrypt output if PEM format
- * -aes192	- encrypt output if PEM format
- * -aes256	- encrypt output if PEM format
- * -camellia128 - encrypt output if PEM format
- * -camellia192 - encrypt output if PEM format
- * -camellia256 - encrypt output if PEM format
- * -text	- print a text version
- * -modulus	- print the RSA key modulus
- * -check	- verify key consistency
- * -pubin	- Expect a public key in input file.
- * -pubout	- Output a public key.
- */
-
-int MAIN(int, char **);
-
-int MAIN(int argc, char **argv)
-	{
-	ENGINE *e = NULL;
-	int ret=1;
-	RSA *rsa=NULL;
-	int i,badops=0, sgckey=0;
-	const EVP_CIPHER *enc=NULL;
-	BIO *out=NULL;
-	int informat,outformat,text=0,check=0,noout=0;
-	int pubin = 0, pubout = 0;
-	char *infile,*outfile,*prog;
-	char *passargin = NULL, *passargout = NULL;
-	char *passin = NULL, *passout = NULL;
-#ifndef OPENSSL_NO_ENGINE
-	char *engine=NULL;
-#endif
-	int modulus=0;
-
-	int pvk_encr = 2;
-
-	apps_startup();
-
-	if (bio_err == NULL)
-		if ((bio_err=BIO_new(BIO_s_file())) != NULL)
-			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
-
-	if (!load_config(bio_err, NULL))
-		goto end;
-
-	infile=NULL;
-	outfile=NULL;
-	informat=FORMAT_PEM;
-	outformat=FORMAT_PEM;
-
-	prog=argv[0];
-	argc--;
-	argv++;
-	while (argc >= 1)
-		{
-		if 	(strcmp(*argv,"-inform") == 0)
-			{
-			if (--argc < 1) goto bad;
-			informat=str2fmt(*(++argv));
-			}
-		else if (strcmp(*argv,"-outform") == 0)
-			{
-			if (--argc < 1) goto bad;
-			outformat=str2fmt(*(++argv));
-			}
-		else if (strcmp(*argv,"-in") == 0)
-			{
-			if (--argc < 1) goto bad;
-			infile= *(++argv);
-			}
-		else if (strcmp(*argv,"-out") == 0)
-			{
-			if (--argc < 1) goto bad;
-			outfile= *(++argv);
-			}
-		else if (strcmp(*argv,"-passin") == 0)
-			{
-			if (--argc < 1) goto bad;
-			passargin= *(++argv);
-			}
-		else if (strcmp(*argv,"-passout") == 0)
-			{
-			if (--argc < 1) goto bad;
-			passargout= *(++argv);
-			}
-#ifndef OPENSSL_NO_ENGINE
-		else if (strcmp(*argv,"-engine") == 0)
-			{
-			if (--argc < 1) goto bad;
-			engine= *(++argv);
-			}
-#endif
-		else if (strcmp(*argv,"-sgckey") == 0)
-			sgckey=1;
-		else if (strcmp(*argv,"-pubin") == 0)
-			pubin=1;
-		else if (strcmp(*argv,"-pubout") == 0)
-			pubout=1;
-		else if (strcmp(*argv,"-RSAPublicKey_in") == 0)
-			pubin = 2;
-		else if (strcmp(*argv,"-RSAPublicKey_out") == 0)
-			pubout = 2;
-		else if (strcmp(*argv,"-pvk-strong") == 0)
-			pvk_encr=2;
-		else if (strcmp(*argv,"-pvk-weak") == 0)
-			pvk_encr=1;
-		else if (strcmp(*argv,"-pvk-none") == 0)
-			pvk_encr=0;
-		else if (strcmp(*argv,"-noout") == 0)
-			noout=1;
-		else if (strcmp(*argv,"-text") == 0)
-			text=1;
-		else if (strcmp(*argv,"-modulus") == 0)
-			modulus=1;
-		else if (strcmp(*argv,"-check") == 0)
-			check=1;
-		else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
-			{
-			BIO_printf(bio_err,"unknown option %s\n",*argv);
-			badops=1;
-			break;
-			}
-		argc--;
-		argv++;
-		}
-
-	if (badops)
-		{
-bad:
-		BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
-		BIO_printf(bio_err,"where options are\n");
-		BIO_printf(bio_err," -inform arg     input format - one of DER NET PEM\n");
-		BIO_printf(bio_err," -outform arg    output format - one of DER NET PEM\n");
-		BIO_printf(bio_err," -in arg         input file\n");
-		BIO_printf(bio_err," -sgckey         Use IIS SGC key format\n");
-		BIO_printf(bio_err," -passin arg     input file pass phrase source\n");
-		BIO_printf(bio_err," -out arg        output file\n");
-		BIO_printf(bio_err," -passout arg    output file pass phrase source\n");
-		BIO_printf(bio_err," -des            encrypt PEM output with cbc des\n");
-		BIO_printf(bio_err," -des3           encrypt PEM output with ede cbc des using 168 bit key\n");
-#ifndef OPENSSL_NO_IDEA
-		BIO_printf(bio_err," -idea           encrypt PEM output with cbc idea\n");
-#endif
-#ifndef OPENSSL_NO_SEED
-		BIO_printf(bio_err," -seed           encrypt PEM output with cbc seed\n");
-#endif
-#ifndef OPENSSL_NO_AES
-		BIO_printf(bio_err," -aes128, -aes192, -aes256\n");
-		BIO_printf(bio_err,"                 encrypt PEM output with cbc aes\n");
-#endif
-#ifndef OPENSSL_NO_CAMELLIA
-		BIO_printf(bio_err," -camellia128, -camellia192, -camellia256\n");
-		BIO_printf(bio_err,"                 encrypt PEM output with cbc camellia\n");
-#endif
-		BIO_printf(bio_err," -text           print the key in text\n");
-		BIO_printf(bio_err," -noout          don't print key out\n");
-		BIO_printf(bio_err," -modulus        print the RSA key modulus\n");
-		BIO_printf(bio_err," -check          verify key consistency\n");
-		BIO_printf(bio_err," -pubin          expect a public key in input file\n");
-		BIO_printf(bio_err," -pubout         output a public key\n");
-#ifndef OPENSSL_NO_ENGINE
-		BIO_printf(bio_err," -engine e       use engine e, possibly a hardware device.\n");
-#endif
-		goto end;
-		}
-
-	ERR_load_crypto_strings();
-
-#ifndef OPENSSL_NO_ENGINE
-        e = setup_engine(bio_err, engine, 0);
-#endif
-
-	if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
-		BIO_printf(bio_err, "Error getting passwords\n");
-		goto end;
-	}
-
-	if(check && pubin) {
-		BIO_printf(bio_err, "Only private keys can be checked\n");
-		goto end;
-	}
-
-	out=BIO_new(BIO_s_file());
-
-	{
-		EVP_PKEY	*pkey;
-
-		if (pubin)
-			{
-			int tmpformat=-1;
-			if (pubin == 2)
-				{
-				if (informat == FORMAT_PEM)
-					tmpformat = FORMAT_PEMRSA;
-				else if (informat == FORMAT_ASN1)
-					tmpformat = FORMAT_ASN1RSA;
-				}
-			else if (informat == FORMAT_NETSCAPE && sgckey)
-				tmpformat = FORMAT_IISSGC;
-			else
-				tmpformat = informat;
-					
-			pkey = load_pubkey(bio_err, infile, tmpformat, 1,
-				passin, e, "Public Key");
-			}
-		else
-			pkey = load_key(bio_err, infile,
-				(informat == FORMAT_NETSCAPE && sgckey ?
-					FORMAT_IISSGC : informat), 1,
-				passin, e, "Private Key");
-
-		if (pkey != NULL)
-			rsa = EVP_PKEY_get1_RSA(pkey);
-		EVP_PKEY_free(pkey);
-	}
-
-	if (rsa == NULL)
-		{
-		ERR_print_errors(bio_err);
-		goto end;
-		}
-
-	if (outfile == NULL)
-		{
-		BIO_set_fp(out,stdout,BIO_NOCLOSE);
-#ifdef OPENSSL_SYS_VMS
-		{
-		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
-		out = BIO_push(tmpbio, out);
-		}
-#endif
-		}
-	else
-		{
-		if (BIO_write_filename(out,outfile) <= 0)
-			{
-			perror(outfile);
-			goto end;
-			}
-		}
-
-	if (text) 
-		if (!RSA_print(out,rsa,0))
-			{
-			perror(outfile);
-			ERR_print_errors(bio_err);
-			goto end;
-			}
-
-	if (modulus)
-		{
-		BIO_printf(out,"Modulus=");
-		BN_print(out,rsa->n);
-		BIO_printf(out,"\n");
-		}
-
-	if (check)
-		{
-		int r = RSA_check_key(rsa);
-
-		if (r == 1)
-			BIO_printf(out,"RSA key ok\n");
-		else if (r == 0)
-			{
-			unsigned long err;
-
-			while ((err = ERR_peek_error()) != 0 &&
-				ERR_GET_LIB(err) == ERR_LIB_RSA &&
-				ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
-				ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE)
-				{
-				BIO_printf(out, "RSA key error: %s\n", ERR_reason_error_string(err));
-				ERR_get_error(); /* remove e from error stack */
-				}
-			}
-		
-		if (r == -1 || ERR_peek_error() != 0) /* should happen only if r == -1 */
-			{
-			ERR_print_errors(bio_err);
-			goto end;
-			}
-		}
-		
-	if (noout)
-		{
-		ret = 0;
-		goto end;
-		}
-	BIO_printf(bio_err,"writing RSA key\n");
-	if 	(outformat == FORMAT_ASN1) {
-		if(pubout || pubin) 
-			{
-			if (pubout == 2)
-				i=i2d_RSAPublicKey_bio(out,rsa);
-			else
-				i=i2d_RSA_PUBKEY_bio(out,rsa);
-			}
-		else i=i2d_RSAPrivateKey_bio(out,rsa);
-	}
-#ifndef OPENSSL_NO_RC4
-	else if (outformat == FORMAT_NETSCAPE)
-		{
-		unsigned char *p,*pp;
-		int size;
-
-		i=1;
-		size=i2d_RSA_NET(rsa,NULL,NULL, sgckey);
-		if ((p=(unsigned char *)OPENSSL_malloc(size)) == NULL)
-			{
-			BIO_printf(bio_err,"Memory allocation failure\n");
-			goto end;
-			}
-		pp=p;
-		i2d_RSA_NET(rsa,&p,NULL, sgckey);
-		BIO_write(out,(char *)pp,size);
-		OPENSSL_free(pp);
-		}
-#endif
-	else if (outformat == FORMAT_PEM) {
-		if(pubout || pubin)
-			{
-			if (pubout == 2)
-		    		i=PEM_write_bio_RSAPublicKey(out,rsa);
-			else
-		    		i=PEM_write_bio_RSA_PUBKEY(out,rsa);
-			}
-		else i=PEM_write_bio_RSAPrivateKey(out,rsa,
-						enc,NULL,0,NULL,passout);
-#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
-	} else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
-		EVP_PKEY *pk;
-		pk = EVP_PKEY_new();
-		EVP_PKEY_set1_RSA(pk, rsa);
-		if (outformat == FORMAT_PVK)
-			i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
-		else if (pubin || pubout)
-			i = i2b_PublicKey_bio(out, pk);
-		else
-			i = i2b_PrivateKey_bio(out, pk);
-		EVP_PKEY_free(pk);
-#endif
-	} else	{
-		BIO_printf(bio_err,"bad output format specified for outfile\n");
-		goto end;
-		}
-	if (i <= 0)
-		{
-		BIO_printf(bio_err,"unable to write key\n");
-		ERR_print_errors(bio_err);
-		}
-	else
-		ret=0;
-end:
-	if(out != NULL) BIO_free_all(out);
-	if(rsa != NULL) RSA_free(rsa);
-	if(passin) OPENSSL_free(passin);
-	if(passout) OPENSSL_free(passout);
-	apps_shutdown();
-	OPENSSL_EXIT(ret);
-	}
-#else /* !OPENSSL_NO_RSA */
-
-# if PEDANTIC
-static void *dummy=&dummy;
-# endif
-
-#endif